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<html lang="en">
<head>
    <meta charset="UTF-8"/>
    <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
        }
        li{
            width: calc('100%' - 32px);
            padding: 16px;
            text-align: center;
            margin: 16px auto;
            font-size: 20px;
            color: black;
            background: yellow;
        }
    </style>
</head>
<body>
<ul>
    <li>
        <object id="my_map" class="mix-video" type="ccnews/video" width="100%" height="300px">
            <param name="src" value="https://media.w3.org/2010/05/sintel/trailer.mp4">
            <param name="poster"
                   value="https://img0.baidu.com/it/u=206579085,1278346486&fm=253&fmt=auto&app=138&f=JPEG?w=800&h=500">
        </object>
        <!--        <embed id="my_map" type="native/video" width="100%" height="500" src="test?src=https://media.w3.org/2010/05/sintel/trailer.mp4&poster=http://c.hiphotos.baidu.com/image/pic/item/30adcbef76094b36de8a2fe5a1cc7cd98d109d99.jpg" />-->
    </li>
    <li>1</li>
    <li>2</li>
    <li>3</li>
    <li>4</li>
    <li>5</li>
    <li>6</li>
    <li>7</li>
    <li>8</li>
    <li>9</li>
    <li>10</li>
    <li>11</li>
    <li>12</li>
    <li>13</li>
    <li>14</li>
    <li>15</li>
    <li>16</li>
    <li>17</li>
    <li>18</li>
    <li>19</li>
    <li>
        <object id="my_map2" class="mix-video" type="ccnews/video" width="100%" height="300px">
            <param name="src"
                   value="https://sf1-cdn-tos.huoshanstatic.com/obj/media-fe/xgplayer_doc_video/mp4/xgplayer-demo-360p.mp4">
            <param name="poster"
                   value="https://img1.baidu.com/it/u=2635355684,911349243&fm=253&fmt=auto&app=120&f=JPEG?w=1280&h=800">
        </object>
    </li>
    <li>20</li>
    <li>21</li>
    <li>22</li>
    <li>23</li>
    <li>24</li>
    <li>25</li>
    <li>26</li>
    <li>27</li>
    <li>28</li>
    <li>29</li>
    <li>30</li>
    <li>31</li>
    <li>22</li>
    <li>23</li>
    <li>24</li>
    <li>25</li>
    <li>26</li>
    <li>27</li>
    <li>28</li>
    <li>29</li>
    <li>30</li>
</ul>
</div>
</body>
</html>